电路板组件、编码器以及电机

Abstract

本申请涉及一种电路板组件、编码器以及电机，电路板组件用于编码器，电路板组件包括设有电连接触点的电路板本体，安装于电路板本体的环境传感模块，环境传感模块的输出端与电连接触点电连接，以及设置于电路板本体的处理单元，处理单元的第一输入端与电连接触点电连接。如此，在设置有环境传感模块使得编码器能够支持对环境信息的感知，提升了闭环控制的精度的同时，由于将环境传感模块直接固定于电路板本体上，进而通过电路板布线实现环境传感模块与处理单元之间的电连接，无需外接线以及外设采集卡，简化了接线结构组装便捷，同时实现编码器的小型化。

Claims

1. A circuit board assembly for an encoder, characterized in that, The circuit board assembly includes: The circuit board body is equipped with electrical connection points; An environmental sensing module is installed on the circuit board body, and the output terminal of the environmental sensing module is electrically connected to the electrical contact point. The processing unit is disposed on the circuit board body, and the first input terminal of the processing unit is electrically connected to the electrical connection contact point.

2. The circuit board assembly as described in claim 1, characterized in that, The environmental sensing module includes a temperature sensing unit, a first signal amplification circuit, and a first analog-to-digital conversion circuit. The input terminal of the first signal amplification circuit is connected to the temperature sensing unit, the output terminal of the first signal amplification circuit is electrically connected to the input terminal of the first analog-to-digital conversion circuit, and the output terminal of the first analog-to-digital conversion circuit is electrically connected to the first sub-input terminal of the processing unit; and / or The environmental sensing module includes a vibration sensing unit, a second signal amplification circuit, and a second analog-to-digital conversion circuit. The input terminal of the second signal amplification circuit is connected to the vibration sensing unit, the output terminal of the second signal amplification circuit is electrically connected to the input terminal of the second analog-to-digital conversion circuit, and the output terminal of the second analog-to-digital conversion circuit is electrically connected to the second sub-input terminal of the processing unit.

3. The circuit board assembly as described in claim 2, characterized in that, The temperature sensing unit, the first signal amplification circuit, and the first analog-to-digital conversion circuit are integrated into an electronic device; and / or, the vibration sensing unit, the second signal amplification circuit, and the second analog-to-digital conversion circuit are integrated into an electronic device. Alternatively, the temperature sensing unit, the first signal amplification circuit, the first analog-to-digital conversion circuit, the vibration sensing unit, the second signal amplification circuit, and the second analog-to-digital conversion circuit can be integrated into a single electronic device.

4. The circuit board assembly as described in claim 2, characterized in that, The temperature sensing unit is disposed on a surface of the circuit board body near the motor body.

5. The circuit board assembly as described in any one of claims 1-4, characterized in that, It also includes energy storage units and power selection circuits; The energy storage unit and the power selection circuit are both mounted on the circuit board body. The first input terminal of the power selection circuit is electrically connected to the energy storage unit, the second input terminal of the power selection circuit is electrically connected to the system power module, and the output terminal of the power selection circuit is electrically connected to the second input terminal of the processing unit.

6. The circuit board assembly as claimed in claim 5, characterized in that, The energy storage unit includes a battery, a supercapacitor, or a Wiegand circuit.

7. The circuit board assembly as claimed in claim 5, characterized in that, It also includes a communication module disposed on the circuit board body, and the signal terminal of the processing unit is electrically connected to the motor controller through the communication module.

8. The circuit board assembly as claimed in claim 7, characterized in that, The communication module includes an RS485 module, an RS422 module, or an RS232 module.

9. An encoder, characterized in that, The encoder includes a bracket, an encoder rotor, and a circuit board assembly as described in any one of claims 1-8. The front end of the bracket is fixedly connected to the motor stator, the circuit board assembly is fixedly disposed at the rear end of the bracket, the encoder rotor is disposed inside the bracket and fixedly connected to the motor shaft, and the circuit board assembly further includes an angle sensor for sensing the rotation of the encoder rotor to obtain the position information of the motor.

10. An electric motor, characterized in that, The motor includes a motor body and an encoder as described in claim 9 disposed at the rear end of the motor body.

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